Ring guard insert



FIG. 1 is a top plan view of a ring guard insert showing my new design; the bottom of the ring guard insert is substantially flat and unornamented;

FIG. 2 is an end elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view of a ring guard insert showing a modified form of my new design; the bottom of the modified design is substantially flat and unornamented;

FIG. 5 is an end elevational view thereof; and

FIG. 6 is a side elevational view thereof. 

The ornamental design for a ring guard insert, as shown and described. 